Minnesota · population 3,942
Lead pipes in Grant, MN
79 lead or galvanized lines to replace
Most of Grant (population 3,942) gets its water from Mahtomedi. That system reported 0 lead and 79 galvanized-requiring-replacement service lines out of 2,738, with 0 more of unknown material.
2.9% of Mahtomedi's service lines are lead or galvanized requiring replacement, lower than the Minnesota average (5.7%) and about the same as the national average (3.1%).
- Lead 0%
- Galvanized (replace) 2.9%
- Unknown 0%
- Non-lead 97%
Latest lead test for Mahtomedi (Jan 2023–Dec 2025): not detected at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for Mahtomedi.
Water systems serving Grant
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| MahtomediMain system | 0 | 79 | 0 | 2.9% |
Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.
Check your address in Grant
The counts above cover the whole water system. To see whether your line is lead, look up your address on Mahtomedi's official inventory. Utilities had to make these public by October 16, 2024.
No map yet? Do the 2-minute scratch and magnet test.
Protect your drinking water
If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
- Dellwood6 lead + galv. lines
- Stillwater691 lead + galv. lines
- White Bear Lake92 lead + galv. lines
- Oak Park Heightsno lead reported
- North St. Paul139 lead + galv. lines
- Lake Elmo2 lead + galv. lines
- Oakdale42 lead + galv. lines
- Maplewood17,776 lead + galv. lines
Check another water system
Questions
Does Grant, MN have lead pipes?
Yes. Mahtomedi, which serves Grant, reported 0 lead and 79 galvanized-requiring-replacement service lines, plus 0 of unknown material.
Who supplies water to Grant?
EPA's service area maps place most of Grant in Mahtomedi's service area (PWSID MN1820013).
How do I check whether my Grant home has a lead service line?
Search your address on Mahtomedi's service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.
When will lead pipes in Grant be replaced?
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Mahtomedi whether your street is scheduled and whether it covers the private side.